1. Make sure you understand the concepts
2. Mark what you dont know clearly
3. Write down what you know
4. Use 3 to find out 2.
Oh gee, thanks!
This is a more realistic approach.
1. Have a reasonable amount of mathematical talent
2. Study materials appropriate to your current level and mathematical maturity.
3. Work hard at it.
4. Ask for help when you are stuck
There.